*{
    box-sizing: border-box;
}
li {
    list-style: none;
}
body,ul{
    margin:0;
    padding:0;
    user-select: none;
}
/* 轮播图大容器 */
.L-slide{
    position: relative;
    width: 754px;
    height: 304px;
    margin: 5px auto;
}
/* 轮播图图片容器 */
.L-slide ul{
    /* 设置相对定位，为了作为下级元素绝对定位的参考点 */
    position: relative;
    width: 100%;
    height: 100%;
    top: 2px;
    /* background-color: yellow; */
}
.L-slide ul li{
    position: absolute;
    width: 120px;
    height: 150px;
    top: 75px;
    left: 100px;
    background: black;
    border-radius: 6px;
}
.L-slide ul li img{
    width: 100%;
    height: 100%;
    border: 1px solid black;
    border-radius: 6px;
}
/* 按钮 */
.L-slide .L-prev,.L-slide .L-next{
    position: absolute;
    top:126px;
    width: 60px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    cursor: pointer;
}
.L-slide .L-prev{
    left: -60px;
}
.L-slide .L-next{
    right: -60px;
}